*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.box1{
    margin-top: 20px;
    margin-left: 50px;
    width: 270px;
}
.box2{
    display: flex;
    justify-content: space-between;
}

.zhi{
    width: 890px;
}
.cui{
    width: 220px;
    
}
.yan{
    color: inherit; /* 继承父元素的文字颜色 */
    text-decoration: none; /* 去除下划线 */
}
.box6{
    margin-top: 20px;
    margin-left: 150px;
}